Bottom panel of rack



FIG. 1 is a first perspective view of a bottom panel of rack showing our new design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is an enlarged view of an indicated portion in FIG. 1; and,

FIG. 10 is an enlarged view of an indicated portion in FIG. 2.

The dot-dashed broken lines in FIGS. 1 and 2 indicate cutoff boundaries for the enlarged view and form no part of the claimed design. 

CLAIM The ornamental design for a bottom panel of rack, as shown and describe. 